@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Righteous&display=swap');

/* --- DESIGN SYSTEM & TOKENS --- */
:root {
  --bg-primary: #11151b;
  --bg-secondary: #171d26;
  --bg-panel: rgba(23, 29, 38, 0.7);
  --border-color: rgba(11, 241, 238, 0.15);
  --border-hover: rgba(150, 47, 240, 0.45);
  
  --accent-cyan: #0bf1ee;
  --accent-purple: #962ff0;
  --gradient-accent: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  --accent-glow: 0 0 15px rgba(11, 241, 238, 0.35);
  
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  
  --error-color: #ff4a5a;
  --error-bg: rgba(255, 74, 90, 0.1);
  --success-color: #10b981;
  --success-bg: rgba(16, 185, 129, 0.1);
  
  --font-display: 'Righteous', cursive;
  --font-sans: 'Poppins', sans-serif;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  --shadow-premium: 0 20px 40px rgba(0, 0, 0, 0.6), inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

/* --- RESET & BASIC STYLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: none;
}

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(at 0% 0%, rgba(11, 241, 238, 0.07) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(150, 47, 240, 0.07) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-x: hidden;
  line-height: 1.6;
}

/* --- CONTAINER & LAYOUT --- */
header {
  padding: 2.5rem 1.5rem 1rem;
  text-align: center;
  z-index: 10;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-container {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 65px;
  width: auto;
  filter: drop-shadow(0 0 15px rgba(11, 241, 238, 0.25));
}

main {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 10;
}

.form-wrapper {
  background: var(--bg-panel);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  width: 100%;
  max-width: 680px;
  padding: 3rem;
  box-shadow: var(--shadow-premium);
  position: relative;
  overflow: hidden;
}

.form-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-purple), transparent);
}

/* --- STEPPER --- */
.stepper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3.5rem;
  position: relative;
}

.stepper::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-50%);
  z-index: 1;
}

.stepper-progress {
  position: absolute;
  top: 50%;
  left: 0;
  height: 2px;
  background: var(--gradient-accent);
  transform: translateY(-50%);
  z-index: 2;
  width: 0%;
  transition: width var(--transition-normal);
  box-shadow: var(--accent-glow);
}

.step-indicator {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #19202b;
  border: 2px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  z-index: 3;
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
}

.step-indicator::after {
  content: attr(data-label);
  position: absolute;
  bottom: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color var(--transition-normal);
}

.step-indicator.active {
  background: var(--bg-primary);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: var(--accent-glow);
}

.step-indicator.active::after {
  color: var(--accent-cyan);
}

.step-indicator.completed {
  background: var(--gradient-accent);
  border-color: var(--accent-purple);
  color: #121217;
  box-shadow: var(--accent-glow);
}

.step-indicator.completed::after {
  color: var(--text-secondary);
}

/* --- FORM FIELDS & GROUPS --- */
.form-step {
  display: none;
  animation: fadeSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.form-step.active {
  display: block;
}

.step-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: var(--text-primary);
  border-left: 3px solid var(--accent-cyan);
  padding-left: 0.75rem;
}

.form-group {
  margin-bottom: 1.75rem;
  position: relative;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.6rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

label span.required {
  color: var(--error-color);
  margin-left: 4px;
}

.input-container {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: color var(--transition-fast);
  pointer-events: none;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 0.9rem 1rem 0.9rem 2.8rem;
  background: rgba(18, 22, 28, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

textarea {
  padding-left: 1rem;
  resize: vertical;
  min-height: 120px;
}

input[type="date"] {
  padding-right: 1rem;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent-cyan);
  background: rgba(18, 22, 28, 0.9);
  box-shadow: 0 0 0 3px rgba(11, 241, 238, 0.15);
}

input:focus + .input-icon {
  color: var(--accent-cyan);
}

/* --- CUSTOM RADIO CARDS --- */
.radio-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.radio-card {
  position: relative;
  cursor: pointer;
}

.radio-card input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-card-content {
  background: rgba(18, 22, 28, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 1.5rem 1.25rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  height: 100%;
  transition: all var(--transition-normal);
}

.radio-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--text-secondary);
  transition: all var(--transition-normal);
}

.radio-card-title {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
}

.radio-card:hover .radio-card-content {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.radio-card:hover .radio-card-icon {
  color: var(--accent-cyan);
  background: rgba(11, 241, 238, 0.1);
}

.radio-card input:checked + .radio-card-content {
  border-color: var(--accent-cyan);
  background: rgba(11, 241, 238, 0.03);
  box-shadow: var(--accent-glow);
}

.radio-card input:checked + .radio-card-content .radio-card-icon {
  color: #121217;
  background: var(--gradient-accent);
  box-shadow: var(--accent-glow);
}

/* --- BUTTONS & FOOTER ACTIONS --- */
.form-navigation {
  display: flex;
  justify-content: space-between;
  margin-top: 2.5rem;
  gap: 1rem;
}

.btn {
  padding: 0.9rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--transition-normal);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-primary {
  background: var(--gradient-accent);
  color: #ffffff;
  border: none;
  box-shadow: var(--accent-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0cece9 0%, #8b23e7 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(11, 241, 238, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

/* --- VALIDATION STATES --- */
.error-msg {
  color: var(--error-color);
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: 0.4rem;
  display: none;
  align-items: center;
  gap: 0.25rem;
  animation: slideInDown 0.2s ease-out forwards;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: var(--error-color);
  box-shadow: 0 0 0 3px rgba(255, 74, 90, 0.15);
}

.form-group.has-error .error-msg {
  display: flex;
}

/* --- LOADING STATE & SPINNER --- */
.submit-spinner {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  z-index: 100;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1.5rem;
  border-radius: 24px;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(150, 47, 240, 0.15);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

/* --- SUCCESS SCREEN --- */
.success-screen {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem 1rem;
}

.success-badge {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--success-bg);
  border: 2px solid var(--success-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  color: var(--success-color);
  margin-bottom: 2rem;
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.2);
  animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.success-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.success-message {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 440px;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

/* --- FOOTER --- */
footer {
  text-align: center;
  padding: 2.5rem 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  z-index: 10;
}

footer p {
  margin-bottom: 0.5rem;
}

footer a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

footer a:hover {
  color: var(--accent-cyan);
}

/* --- ANIMATIONS --- */
@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.6);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- WELCOME SCREEN --- */
.welcome-screen-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  animation: fadeSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.welcome-screen-container.fade-out {
  animation: fadeSlideOut 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.welcome-logo {
  margin-bottom: 1.5rem;
}

.welcome-logo-img {
  height: 90px;
  width: auto;
  filter: drop-shadow(0 0 20px rgba(11, 241, 238, 0.3));
  animation: float 4s ease-in-out infinite;
}

.welcome-title {
  font-family: var(--font-display);
  font-size: 2.4rem;
  letter-spacing: 1px;
  margin-bottom: 1rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 10px rgba(11, 241, 238, 0.15));
}

.welcome-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 300;
  max-width: 500px;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.welcome-depts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  width: 100%;
  margin-bottom: 3rem;
}

.welcome-dept-item {
  background: rgba(25, 32, 43, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 1.25rem 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  transition: all var(--transition-normal);
}

.welcome-dept-item:hover {
  border-color: var(--border-color);
  background: rgba(11, 241, 238, 0.03);
  transform: translateY(-4px);
  box-shadow: var(--accent-glow);
}

.welcome-dept-icon {
  font-size: 1.3rem;
  color: var(--accent-cyan);
}

.welcome-dept-name {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.btn-welcome-start {
  padding: 1rem 3rem;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 14px;
  background: var(--gradient-accent);
  color: #ffffff;
  border: none;
  box-shadow: var(--accent-glow);
  position: relative;
  overflow: hidden;
  animation: pulseGlow 2s infinite;
}

.btn-welcome-start:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 25px rgba(11, 241, 238, 0.45);
}

/* Additional Keyframes */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(11, 241, 238, 0.4);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(11, 241, 238, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(11, 241, 238, 0);
  }
}

@keyframes fadeSlideOut {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  to {
    opacity: 0;
    transform: scale(0.95) translateY(-15px);
  }
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 768px) {
  .form-wrapper {
    padding: 2rem 1.5rem;
    border-radius: 20px;
  }
  
  .stepper {
    margin-bottom: 2.5rem;
  }
  
  .step-indicator {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
  }
  
  .step-indicator::after {
    font-size: 0.65rem;
    bottom: -20px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .radio-cards {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  
  .radio-card-content {
    padding: 1.25rem 1rem;
    flex-direction: row;
    text-align: left;
  }
  
  .radio-card-icon {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
    flex-shrink: 0;
  }
  .welcome-depts-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 2rem;
  }
  
  .welcome-title {
    font-size: 1.8rem;
  }
  
  .welcome-logo-img {
    height: 75px;
  }
}